Matter & The Environment

Front

Basic unit of matter

Back

atom

Front

All the water on Earth

Back

hydrosphere

Front

the part of earth that holds life

Back

biosphere

Front

The rock under Earth's surface

Back

geosphere

Front

The gases that surround the Earth

Back

atmosphere

Front

The crust and upper mantle

Back

lithosphere

Front

What is one way that nitrogen CANNOT be fixed?

Back

Carbohydrates

Front

What do macromolecules include?

Back

Carbohydrates, lipids, proteins

Front

positive feedback loops

Back

pushes a system further in the same direction

Front

negative feedback loops

Back

brings a system back down to its normal state